1819984

Information

• Patent Grant
• 1819984

• References
• Source

• Patent Number

  1,819,984

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1931
  93 years ago

• CPC

  • E06B11/023 - where the gate opens within the plane of the gate
  • E06B11/02 - Gates Doors

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 049 - Movable or removable closures
  • 238 - Railways: surface track